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Seagate Technology Holdings PLC (STX)

Nasdaq: STX · Computer Storage Devices · Singapore, SG · filing with the SEC since 2001
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Patents

US patents through Dec 31, 2025 · PatentsView, from the USPTO’s Open Data Portal · read Oct 27, 2026

8,753 patents granted to the 5 names below, as the owner printed on each patent when it was granted. A later sale, a lapse or an expiry is not read, so this is what was granted to Seagate Technology Holdings PLC’s names, not what it holds today.

Patents granted
8,753
8,667 utility, 65 design, 20 reissue, 1 statutory invention registration, 1976 to Dec 31, 2025
Granted in 2025
54
Against 100 in 2024 and 173 in 2023
Applications published
5,128
42 of them in 2025
Names they are printed under
5
a former name, a subsidiary
By yearGrantedApplications published
'11'12'13'14'15'16'17'18'19'20'21'22'23'24'25
Each pair is one calendar year. Applications are published about eighteen months after filing, so the newest years read low.
What they are aboutgrants since 2021
Audio-visual technology318
Computer technology298
Digital communication66
Measurement23
Optics19
Basic communication processes18
Surface technology, coating11
Machine tools10
Electrical machinery, apparatus, energy9
Semiconductors7
Biotechnology5
Basic materials chemistry4
The main technology area of each patent, in the World Intellectual Property Organization’s 35 fields.
Under which name5 counted
Seagate Technology LLC a former name
US, as the owner printed on each patent. 3 more under the same name are not counted (printed in CA, printed in KY)
8,690 granted
3,435 published
Seagate Technology LLC a former name
named as the applicant on its applications, in US
0 granted
1,681 published
Seagate Technology International a subsidiary
KY, as the owner printed on each patent. 13 more under the same name are not counted (printed in US)
55 granted
8 published
Evault, Inc. a subsidiary
US, as the owner printed on each patent
2 granted
4 published
Quinta Corporation a subsidiary
US, as the owner printed on each patent
6 granted
0 published
Names not counted (1)
Seagate Technology plc
No country is printed for it. 0 granted and 3 published under it are not counted.
Newest grantseach row opens the USPTO’s own copy
GrantedPatentTitleFieldOwner as printed
Dec 30, 202512,512,119Reader with linearizing bias currentAudio-visual technologySeagate Technology LLC
Dec 23, 202512,505,865Devices and methods for generating oxygen from residual humidity within sealed enclosuresAudio-visual technologySeagate Technology LLC
Dec 23, 202512,505,858HAMR read-write head with coupler and waveguideAudio-visual technologySeagate Technology LLC
Dec 23, 202512,505,855Magnetic stack, and related data storage devices, systems, and methodsAudio-visual technologySeagate Technology LLC
Dec 16, 202512,500,734Third-party private set differenceDigital communicationSeagate Technology LLC
Dec 16, 202512,499,908Single arm stepper elevation systemAudio-visual technologySeagate Technology LLC
Dec 2, 202512,488,807Multi-revolution hard disk drives with reduced servo overheadAudio-visual technologySeagate Technology LLC
Nov 25, 202512,482,488Heat-sink structure in magnetic stack, and related articles, systems, and methodsAudio-visual technologySeagate Technology LLC
Nov 4, 202512,462,842Hard disk drive having a motor assembly with a rotational balancing spring pinAudio-visual technologySeagate Technology LLC
Nov 4, 202512,462,833Alternative alignment technique for semiconductor device transfer print processAudio-visual technologySeagate Technology LLC
Newest applications publishedan application is a clue, never a plan
PublishedApplicationTitleFieldOwner as printed
Dec 25, 20252025/0391429MAGNETIC STACK, AND RELATED DATA STORAGE DEVICES, SYSTEMS, AND METHODSAudio-visual technologySeagate Technology LLC · patent 12,505,855 granted from it
Dec 25, 20252025/0390479DIVERSE RETRIEVAL IN VECTOR DATABASES USING A MAXIMUM DISPERSION METHODComputer technologySeagate Technology LLC
Dec 25, 20252025/0389043ELECTRODEPOSITED MATERIALS AND RELATED METHODSSurface technology, coatingSeagate Technology LLC
Dec 11, 20252025/0379529X-SHAPED ULTRASONIC MOTOR AND ROBOTIC ARMElectrical machinery, apparatus, energySeagate Technology LLC
Dec 11, 20252025/0375752DATA STORAGE DEVICE INCLUDING AN ADSORBENT COMPOSITION, AND RELATED ARTICLES, SYSTEMS, AND METHODSChemical engineeringSeagate Technology LLC
Nov 27, 20252025/0364026MOVABLE MAGNETIC PARTICLE MEMORY DEVICE OPERATIONSComputer technologySeagate Technology LLC
Nov 27, 20252025/0364008MULTI-REVOLUTION HARD DISK DRIVES WITH REDUCED SERVO OVERHEADAudio-visual technologySeagate Technology LLC · patent 12,488,807 granted from it
Nov 20, 20252025/0358096THIRD-PARTY PRIVATE SET DIFFERENCEDigital communicationSeagate Technology LLC · patent 12,500,734 granted from it
Nov 20, 20252025/0355963THIRD-PARTY PRIVATE SET INTERSECTION FOR MULTIPLE INPUT PARTIESComputer technologySeagate Technology LLC
Nov 13, 20252025/0348224WEAR LEVELING AND GROUPING OF DRIVES BASED ON POSITION IN CHASSISComputer technologySeagate Technology LLC
What it applied for, 2024 to 2025: Audio-visual technology 36 · Computer technology 23 · Digital communication 7 · Biotechnology 4 · Electrical machinery, apparatus, energy 4 · Machine tools 2.

A patent is counted where the owner printed on it when it was granted carries the company’s own name, a former name, the name of a subsidiary its annual report lists, or its own name with a patent-holding phrase (Technology Licensing, Intellectual Property and the like), once the legal form, case and punctuation are set aside, and prints a country that name counts in. PatentsView’s data are published under the Creative Commons Attribution 4.0 licence. Source: PatentsView's granted patents and pre-grant publications, disambiguated, from the USPTO's Open Data Portal, through Dec 31, 2025, read Oct 27, 2026.

SI Assistanton STX · research, not advice